WO2012065421A1 - 高性能宽频、双频全向天线 - Google Patents

高性能宽频、双频全向天线 Download PDF

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Publication number
WO2012065421A1
WO2012065421A1 PCT/CN2011/074489 CN2011074489W WO2012065421A1 WO 2012065421 A1 WO2012065421 A1 WO 2012065421A1 CN 2011074489 W CN2011074489 W CN 2011074489W WO 2012065421 A1 WO2012065421 A1 WO 2012065421A1
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WO
WIPO (PCT)
Prior art keywords
microstrip
vibrator
omnidirectional
metal
dual
Prior art date
Application number
PCT/CN2011/074489
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
叶桦
孙凯
杨志明
钟伟宏
马红侠
曾祥键
Original Assignee
广东盛路通信科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广东盛路通信科技股份有限公司 filed Critical 广东盛路通信科技股份有限公司
Priority to JP2013600074U priority Critical patent/JP3188489U/ja
Publication of WO2012065421A1 publication Critical patent/WO2012065421A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/20—Two collinear substantially straight active elements; Substantially straight single active elements
    • H01Q9/22—Rigid rod or equivalent tubular element or elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/10—Resonant antennas

Definitions

  • the present invention relates to the field of antenna devices, and more particularly to a high performance wideband, dual frequency omnidirectional antenna.
  • the feeding mode between the omnidirectional antenna elements covered by the outdoor cell signal has a series feed and a medium feed, and the feed is fed;
  • the shortcoming of the cross feed is that the antenna bandwidth is narrow, and the downtilt angle of the antenna is not uniform, and the difference is different.
  • the dip angle design is more complicated, the consistency of the standing wave ratio is not good, the gain is low, the side lobes are large, and the out-of-roundness of the horizontal square diagram is different at each frequency point, which affects the coverage.
  • the conventional parallel feeding disadvantage is that the antenna is bulky, the cable is large and the wiring is complicated, and the loss is large, which limits the antenna to a high gain, the roundness is not good, the production is complicated, the consistency is poor, and the cost is high.
  • omnidirectional antennas covered by outdoor cell signals are single frequencies. For a single communication system network, different communication networks require different antennas and installation sites, resulting in waste of resources.
  • the object of the present invention is to provide a high-performance wide-band, dual-frequency omnidirectional antenna that is not only simple in structure, convenient in manufacturing, high in precision, low in cost, light in weight, high in performance, and small in diameter, in order to solve the deficiencies of the prior art.
  • a high performance wideband, dual frequency omnidirectional antenna which comprises a printed board, a metal tube vibrator and a microstrip omnidirectional vibrator, microstrip omnidirectional
  • the vibrator is placed in the metal tube vibrator; the microstrip omnidirectional vibrator is provided with two parallel half-wave vibrators, and the metal microstrip grounding wire connected to the metal tube vibrator between the two halves of the vibrator is microstrip omnidirectional
  • the vibrator and the metal microstrip grounding wire are on the same plane of the printed board.
  • the two parallel placed half-wave vibrators include four vibrator arms that are directly connected to ground at one end.
  • the distance between the metal microstrip grounding line between the two half-wave oscillators and the two half-wave oscillators is equal.
  • the four vibrator arms of the two halves are directly connected to the metal microstrip ground at the adjacent end, and the inner and outer ends of the vibrator arm are at a certain distance from the metal ground.
  • microstrip feed line One side of the printed board is provided with a microstrip feed line, and the microstrip omnidirectional vibrator is directly fed through the microstrip feed line, and a metallized hole is provided between the microstrip feed line and the microstrip omnidirectional vibrator as a feeding point, the signal
  • the microstrip feed line is input to the antenna, and the microstrip feed line between the two units is connected through a microstrip transmission line.
  • the metal round tube vibrator is aligned with the center of the microstrip omnidirectional vibrator, and the inner wall of the metal round tube vibrator has a certain distance from the outer arm of the microstrip omnidirectional vibrator.
  • the feeding mode of the metal round tube vibrator is coupled with feeding through a printed board oscillator.
  • the metal vibrator is supported by a plastic post and positioned on the printed board.
  • the antenna has a length of less than 1.7 meters, a diameter of less than 32 mm, and a working frequency band of 1.7. GHz to 2.7 GHz, out-of-roundness is less than ⁇ 0.75 dB, low-frequency (1.7 GHz to 2.3 GHz) E-plane beamwidth is 5 degrees, high frequency (2.3 GHz ⁇ 2.7GHz) E-plane beamwidth is 4.2 degrees, the main working low-frequency gain is greater than 11 dB, the main working high-frequency gain is 12dB, and the average gain of 1.7 GHz to 2.7GHz is greater than 11.5 dB.
  • the invention comprises 16 unit vibrators, a metal tube and a novel microstrip vibrator.
  • the microstrip vibrators are placed in the middle of the metal tube, and the microstrip transmission lines are connected between the two units, which simplifies the processing technology and improves the precision.
  • the production cost is reduced, the antenna diameter is small, the installation is strong, the structure is simple, and the cost is low.
  • the communication network of two different frequencies can use an antenna and an installation site.
  • a unit of the present invention has a metal tube and two half-wave microstrip oscillators to form a broadband, dual-frequency omnidirectional antenna.
  • the broadband and dual-frequency antennas of the principle adjust the outer metal compared with the prior art.
  • the length and gap of the circular tube and the microstrip omnidirectional oscillator can adjust the interval between the two frequency bands, and can also form an ultra-wideband antenna unit.
  • the vertical beam downward tilt angle of the antenna in the working frequency band is small, the roundness is small, and the consistency is high. High gain, easy to design multiple units.
  • FIG. 1 is a schematic diagram of a feed network and an antenna according to the present invention
  • Figure 2 is an enlarged view of A in Figure 1;
  • FIG. 3 is a diagram showing the gain of the main working frequency antenna measured by the present invention.
  • FIG. 5 is a beam width diagram of an E-plane of a measured full-band antenna according to the present invention.
  • FIG. 6 is a schematic diagram of a 16-element antenna of the present invention.
  • Figure 7 is an enlarged view of B and C in Figure 6;
  • Figure 8 is a schematic diagram of a 16-element antenna of the present invention.
  • Figure 9 is an enlarged view of D and E in Figure 8.
  • the present invention is a combined small-diameter dual-frequency omnidirectional antenna, which mainly comprises a printed board 1, a metal round tube vibrator 2, a plastic support column 3, and a novel microstrip omnidirectional direction.
  • the microstrip omnidirectional vibrator 5 and the metal microstrip grounding wire 6 are on the same plane of the printed board 1; the microstrip omnidirectional vibrator 5 is fed directly through the microstrip feeder 7 on the other side of the printed board 1.
  • the antenna has a length of less than 1.7 meters, a diameter of less than 32 mm, and a working frequency band of 1.7. GHz to 2.7 GHz, out-of-roundness is less than ⁇ 0.75 dB, low-frequency (1.7 GHz to 2.3 GHz) E-plane beamwidth is 5 degrees, high frequency (2.3 GHz ⁇ 2.7GHz) E-plane beamwidth is 4.2 degrees, the main working low-frequency gain is greater than 11 dB, the main working high-frequency gain is 12dB, and the average gain of 1.7 GHz to 2.7GHz is greater than 11.5 dB.
  • the two units are connected as a subunit, and the four units are connected by a cable 10 to the power splitter 11.
  • the cable is placed at the center of the vibrator surface of the printed board, and the outer conductor of the cable 10 is soldered to the microstrip line 6, and the inner conductor is worn.
  • the printed board is soldered to one port of the power splitter 11, four to eight units, and eight units to sixteen units are connected by the same principle, as shown in FIG.
  • the printed board 1 is placed in the metal tube vibrator 2, and the microstrip omnidirectional vibrator 5 has a certain gap with the metal tube vibrator 2, and the energy of the microstrip omnidirectional vibrator 5 is directly coupled to the metal.
  • the center of the metal tube vibrator 2 is aligned with the center of the microstrip omnidirectional vibrator, the metal tube vibrator 2 is positioned with the printed board 1 through the plastic support column 3, and the plastic support column 3 is passed through the screw 4 and the printed board fixed.

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  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)
PCT/CN2011/074489 2010-11-16 2011-05-23 高性能宽频、双频全向天线 WO2012065421A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013600074U JP3188489U (ja) 2010-11-16 2011-05-23 高性能ブロードバンド、二重周波数全方向アンテナ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201020609900.3 2010-11-16
CN2010206099003U CN201887148U (zh) 2010-11-16 2010-11-16 高性能宽频、双频全向天线

Publications (1)

Publication Number Publication Date
WO2012065421A1 true WO2012065421A1 (zh) 2012-05-24

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Application Number Title Priority Date Filing Date
PCT/CN2011/074489 WO2012065421A1 (zh) 2010-11-16 2011-05-23 高性能宽频、双频全向天线

Country Status (3)

Country Link
JP (1) JP3188489U (ja)
CN (1) CN201887148U (ja)
WO (1) WO2012065421A1 (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107634322A (zh) * 2017-08-09 2018-01-26 广东通宇通讯股份有限公司 双频高增益全向天线
CN107732440A (zh) * 2017-09-08 2018-02-23 广东通宇通讯股份有限公司 超宽带高增益波束上仰全向天线
CN107732441A (zh) * 2017-09-13 2018-02-23 广东通宇通讯股份有限公司 波束上仰高增益全向天线
CN107768793A (zh) * 2017-11-20 2018-03-06 广东通宇通讯股份有限公司 一种大长径比全向天线
CN112886198A (zh) * 2021-03-12 2021-06-01 深圳市道通智能航空技术股份有限公司 天线、无线信号处理设备及无人机
CN113471679A (zh) * 2021-06-27 2021-10-01 中国电波传播研究所（中国电子科技集团公司第二十二研究所） 一种快锁折叠式轻便对周天线振子及其振子馈电座
CN114256627A (zh) * 2021-12-22 2022-03-29 上海海积信息科技股份有限公司 一种超宽带天线
CN115548657A (zh) * 2021-06-29 2022-12-30 华为技术有限公司 一种双频双馈全向高增益天线、芯片和无线通信设备
EP4160823A1 (en) 2021-10-04 2023-04-05 Mirach SAS di Annamaria Saveri & C. Collinear antenna array
CN116864958A (zh) * 2023-05-30 2023-10-10 中煤科工集团武汉设计研究院有限公司 一种煤矿井下无线电波全向接收天线
CN118278222A (zh) * 2024-06-03 2024-07-02 中国人民解放军国防科技大学 一种高增益宽频微带天线设计方法、装置和计算机设备

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102760944B (zh) * 2012-07-30 2014-07-23 哈尔滨工业大学 加载型耦合馈电的全向辐射振子阵列天线
JP5964487B1 (ja) * 2015-07-27 2016-08-03 日本アンテナ株式会社 広帯域アンテナ
CN105490010B (zh) * 2016-02-19 2019-01-18 广东中元创新科技有限公司 电子线双宽频半波天线
CN106654535A (zh) * 2016-12-14 2017-05-10 南京理工大学 无人机地面测控天线
CN107591614B (zh) * 2017-08-17 2020-10-27 上海安费诺永亿通讯电子有限公司 一种高增益全向阵列天线
CN110137697A (zh) * 2018-10-18 2019-08-16 武汉滨湖电子有限责任公司 一种低不圆度全向天线
CN110380194A (zh) * 2019-06-14 2019-10-25 广东曼克维通信科技有限公司 全向天线阵列
CN115775971A (zh) * 2021-09-06 2023-03-10 嘉兴诺艾迪通信科技有限公司 一种基于多模谐振的双频宽带高增益印刷全向天线

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05327345A (ja) * 1992-05-21 1993-12-10 Nippon Dengiyou Kosaku Kk 無指向性マイクロストリップアンテナ
CN1832252A (zh) * 2006-03-22 2006-09-13 北京航空航天大学 一种交叉馈电宽带全向天线
US20060262027A1 (en) * 2005-05-18 2006-11-23 Hitachi Cable, Ltd. Antenna device
CN101459279A (zh) * 2007-12-14 2009-06-17 佳邦科技股份有限公司 阵列式偶极天线装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0666578B2 (ja) * 1988-02-13 1994-08-24 日本電業工作株式会社 無指向性マイクロストリップアンテナ
JPH0555610U (ja) * 1991-12-24 1993-07-23 日本電業工作株式会社 ダイポ−ルアンテナ
JP2005117493A (ja) * 2003-10-09 2005-04-28 Nippon Dengyo Kosaku Co Ltd 周波数共用無指向性アンテナおよびアレイアンテナ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05327345A (ja) * 1992-05-21 1993-12-10 Nippon Dengiyou Kosaku Kk 無指向性マイクロストリップアンテナ
US20060262027A1 (en) * 2005-05-18 2006-11-23 Hitachi Cable, Ltd. Antenna device
CN1832252A (zh) * 2006-03-22 2006-09-13 北京航空航天大学 一种交叉馈电宽带全向天线
CN101459279A (zh) * 2007-12-14 2009-06-17 佳邦科技股份有限公司 阵列式偶极天线装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
GAO CHUNJUAN ET AL.: "Design and Research of An Improved Printed Dipole Array Antenna", 2009 INTERNATIONAL ANTENNA ANNUAL MEETING PROCEEDINGS, vol. 1, 2009, pages 83 - 85 *

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107634322A (zh) * 2017-08-09 2018-01-26 广东通宇通讯股份有限公司 双频高增益全向天线
CN107732440A (zh) * 2017-09-08 2018-02-23 广东通宇通讯股份有限公司 超宽带高增益波束上仰全向天线
CN107732440B (zh) * 2017-09-08 2024-01-05 广东通宇通讯股份有限公司 超宽带高增益波束上仰全向天线
CN107732441A (zh) * 2017-09-13 2018-02-23 广东通宇通讯股份有限公司 波束上仰高增益全向天线
CN107732441B (zh) * 2017-09-13 2023-11-24 广东通宇通讯股份有限公司 波束上仰高增益全向天线
CN107768793A (zh) * 2017-11-20 2018-03-06 广东通宇通讯股份有限公司 一种大长径比全向天线
CN107768793B (zh) * 2017-11-20 2024-07-09 广东通宇通讯股份有限公司 一种大长径比全向天线
CN112886198A (zh) * 2021-03-12 2021-06-01 深圳市道通智能航空技术股份有限公司 天线、无线信号处理设备及无人机
CN113471679B (zh) * 2021-06-27 2023-03-24 中国电波传播研究所（中国电子科技集团公司第二十二研究所） 一种快锁折叠式轻便对周天线振子及其振子馈电座
CN113471679A (zh) * 2021-06-27 2021-10-01 中国电波传播研究所（中国电子科技集团公司第二十二研究所） 一种快锁折叠式轻便对周天线振子及其振子馈电座
CN115548657A (zh) * 2021-06-29 2022-12-30 华为技术有限公司 一种双频双馈全向高增益天线、芯片和无线通信设备
EP4160823A1 (en) 2021-10-04 2023-04-05 Mirach SAS di Annamaria Saveri & C. Collinear antenna array
US20230106893A1 (en) * 2021-10-04 2023-04-06 Mirach Sas Di Annamaria Saveri & C. Collinear antenna array
US11799212B2 (en) 2021-10-04 2023-10-24 Mirach Sas Di Annamaria Saveri & C. Collinear antenna array
CN114256627A (zh) * 2021-12-22 2022-03-29 上海海积信息科技股份有限公司 一种超宽带天线
CN116864958A (zh) * 2023-05-30 2023-10-10 中煤科工集团武汉设计研究院有限公司 一种煤矿井下无线电波全向接收天线
CN116864958B (zh) * 2023-05-30 2024-04-02 中煤科工集团武汉设计研究院有限公司 一种煤矿井下无线电波全向接收天线
CN118278222A (zh) * 2024-06-03 2024-07-02 中国人民解放军国防科技大学 一种高增益宽频微带天线设计方法、装置和计算机设备

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